<template>
  <div class="app-container">
    <el-tree default-expand-all :data="depts" :props="defaultProps">
      <!-- 节点结构 -->
      <!-- v-slot="{ node, data }" 只能作用在template -->
      <template v-slot="{ data }">
        <el-row style="width:100%;height:40px" type="flex" justify="space-between" align="middle">
          <el-col>{{ data.name }}</el-col>
          <el-col :span="4">
            <span class="tree-manager">{{ data.managerName }}</span>
            <!-- $event 实参 表示类型 -->
            <el-dropdown @command="operateDept($event, data.id)">
              <!-- 显示区域内容 -->
              <span class="el-dropdown-link">
                操作<i class="el-icon-arrow-down el-icon--right" />
              </span>
              <!-- 下拉菜单选项 -->
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                <el-dropdown-item command="del">删除</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
          </el-col>
        </el-row>
      </template>
    </el-tree>
    <AddDept
      ref="dept"
      :is-edit="isEdit"
      :show-dialog.sync="showDialog"
      :current-node-id="currentNodeId"
      @updateManager="updateData"
    />
  </div>

</template>
<script>
import { getDepartment, delDepartment } from '@/api/department'
import { transListToTreeData } from '@/utils/index'
import AddDept from './components/add_dept.vue'
export default {
  name: 'Department',
  components: { AddDept },
  data() {
    return {
      depts: [],
      defaultProps: {
        children: 'children',
        label: 'label'
      },
      showDialog: false,
      currentNodeId: '',
      isEdit: false
    }
  },
  created() {
    this.updateData()
  },
  methods: {
    handleNodeClick(data) {
      console.log(data)
    },
    async  updateData() {
      const res = await getDepartment()
      console.log(res)
      this.depts = transListToTreeData(res.data, 0)
    },
    async operateDept(type, id) {
      this.currentNodeId = id
      if (type === 'add') {
        this.isEdit = false
        this.showDialog = true
        console.log(id)
      } else if (type === 'edit') {
        this.isEdit = true
        console.log(id)
        this.showDialog = true
        this.$nextTick(() => this.$refs.dept.getDetails())
      } else {
        await this.$confirm('确定删除吗').then(async() => await delDepartment(id))
        this.$message.success('删除成功')
        this.updateData()
      }
    }

  }
}

</script>
<style scoped>
.app-container {
  padding: 30px 140px;
  font-size: 14px;
}
.tree-manager {
  width: 50px;
  display: inline-block;
  margin: 10px;
}
</style>
